uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/tools/hobbes/default.nix

@@ -0,0 +1,47 @@
+{ lib, stdenv, fetchFromGitHub, cmake, llvm_12, ncurses, readline, zlib, libxml2 }:
+
+stdenv.mkDerivation {
+  pname = "hobbes";
+  version = "unstable-2021-04-28";
+
+  src = fetchFromGitHub {
+    owner = "morgan-stanley";
+    repo = "hobbes";
+    rev = "737c7ca63516f6b3dca0e659c3de75d4325472d6";
+    sha256 = "0fjsmz1sbrp6464mrb9ha7p615w2l2pdldsc2ayvcrvxfyi1r4gj";
+  };
+
+  # TODO: re-enable Python tests once they work on Python 3
+  # currently failing with "I don't know how to decode the primitive type: b'bool'"
+  postPatch = ''
+    rm test/Python.C
+  '';
+
+  nativeBuildInputs = [
+    cmake
+  ];
+
+  buildInputs = [
+    llvm_12
+    ncurses
+    readline
+    zlib
+    libxml2
+  ];
+
+  doCheck = true;
+  checkTarget = "test";
+
+  meta = with lib; {
+    broken = stdenv.isDarwin;
+    description = "A language and an embedded JIT compiler";
+    longDescription = ''
+      Hobbes is a a language, embedded compiler, and runtime for efficient
+      dynamic expression evaluation, data storage and analysis.
+    '';
+    homepage = "https://github.com/morganstanley/hobbes";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ kthielen thmzlt ];
+    platforms = [ "x86_64-linux" "x86_64-darwin" ];
+  };
+}